/Engine/Source/Developer/AssetTools/Public/IAssetTools.h
Opens an asset picker dialog and creates an asset with the specified name and path. Uses OriginalObject as the duplication source. Uses DialogTitle as the dialog's title.
[UObject](API\Runtime\CoreUObject\UObject\UObject) * DuplicateAssetWithDialogAndTitle ( const [FString](API\Runtime\Core\Containers\FString) & AssetName, const [FString](API\Runtime\Core\Containers\FString) & PackagePath, [UObject](API\Runtime\CoreUObject\UObject\UObject) * OriginalObject, [FText](API\Runtime\Core\Internationalization\FText) DialogTitle )